On the day of the Tennomifune Academy entrance ceremony, in the class 1-7 classroom, Hanakoizumi Anne (Hanako), Hibarigaoka Ruri (Hibar), and Kumegawa Botan (Botan) are told by their homeroom teacher Kodaira-sensei that they are unfortunate and unhappy students.
The goal of the students of class 1-7, who are burdened by a variety of forms of misfortune, is to become happy.
The three girls have trouble accepting their circumstances, but they're immediately given an unexpected assignment...!
I wasn't expecting to get 
into a school this good.
لم أتوقّع أن أدخل مدرسة بهذه الجودة
Ich hätte nicht erwartet,
an eine so gute Schule zu kommen.
Nunca imaginé que podría ingresar
a una escuela tan prestigiosa.
Nunca imaginé que pudiera ingresar 
en un instituto tan prestigioso.
Je ne pensais pas réussir
à intégrer une école de ce niveau !
Non pensavo che sarei riuscita ad entrare 
 in una scuola di alto livello come questa!
Eu não esperava entrar 
em uma escola boa assim.